Quan Ba Valley

Quan Ba Valley, located at 45 kilometres  from Ha Giang, at 7,945.8 metres elevation, is called the "Heaven's Gate" and has a TV transmitter on a summit. Uniformly shaped hills of the valley are viewed from this summit. The valley has forested hills and meadows, with temperatures ranging between 10 °C  in winter and 24 °C  in summer.

It is known for its secret grottoes and caves, colourful orchids, plum and peach trees, persimmon orchards, medicinal plants and many more. The town of Dong Van is famous for its Pho Bang Street which features multistoried buildings built with clay bricks and tiled roofs. The weekly market is where the Tay and H'Mông ethnic groups of the province visit in large numbers to trade in various types of goods and colourful hand woven cloth.